Table 1 Chemical and microbial analyses of the two silages at sampling, not treated or treated with a biological additive.

From: Dual sensor measurement shows that temperature outperforms pH as an early sign of aerobic deterioration in maize silage

 

Control

Treated

Dry matter (g/kg WW)

421 ± 2.6

370 ± 4.1

pH

3.78 ± 0.07

3.62 ± 0.05

Buffering capacity (meq/100 g DM)

45.7 ± 0.56

48.4 ± 0.42

Lactic acid (g/kg DM)

51.5 ± 1.23

57.6 ± 0.79

Acetic acid (g/kg DM)

14.2 ± 0.43

16.0 ± 0.39

Butyric acid (g/kg DM)

 < 0.3

 < 0.3

Ethanol (g/kg DM)

6.24 ± 0.26

7.18 ± 0.25

Water soluble carbohydrate (g/kg DM)

21.4 ± 0.62

24.4 ± 0.55

Yeasts (log10 cfu/g WW)

5.21 ± 0.13

3.22 ± 0.15

Molds (log10 cfu/g WW)

 < 2

 < 2

Lactic acid bacteria (log10 cfu/g WW)

6.86 ± 0.23

7.11 ± 0.28

Total bacteria count (log10 cfu/g WW)

7.08 ± 0.23

7.27 ± 0.35

  1. Data are means ± SE of n = 3 replicates; WW, wet weight; DM, dry matter; cfu, colony-forming units.
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